Extended focus depth for Fourier domain optical coherence microscopy

被引:255
作者
Leitgeb, R. A. [1 ]
Villiger, M.
Bachmann, A. H.
Steinmann, L.
Lasser, T.
机构
[1] Ecole Polytech Fed Lausanne, Lab Opt Biomed, CH-1015 Lausanne, Switzerland
[2] Med Univ Vienna, Ctr Biomed Engn & Phys, A-1090 Vienna, Austria
关键词
D O I
10.1364/OL.31.002450
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report on a new detection scheme for Fourier domain optical coherence microscopy that exhibits high transverse resolution along an axially extended focal range. Nearly constant transverse resolution of similar to 1.5 mu m along a focal range of 200 am is experimentally verified with a maximum sensitivity of 105 dB. A broad-bandwidth Ti:sapphire laser allowed for an axial resolution of 3 am in air. (c) 2006 Optical Society of America.
引用
收藏
页码:2450 / 2452
页数:3
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